By Amanda Cooper LONDON (Reuters) – Global stocks traded at two-year highs and the dollar edged up on Tuesday ahead of a Federal Reserve meeting, while Asian equities took a knock from the court-ordered liquidation of Chinese property giant Evergrande. U.S. Treasuries benefited from a flurry of buying, pushing yields lower, which in turn kept the dollar in a tight range, after the Treasury Department said it would need to borrow less than it previously thought. The MSCI All-World index was narrowly in positive territory at its highest since January 2022. But markets are edgy as tension escalat…